screen::ButtonWidget Class Reference

Widget that does something when you tap it. The function is only called once when you first tap it. More...

#include <screen.h>

Public Member Functions
	ButtonWidget (std::function< void(void)> onpress, Rect rect, std::string name)
	Create a Button widget.
	ButtonWidget (void(*onpress)(), Rect rect, std::string name)
	Create a Button widget.
bool	update (bool was_pressed, int x, int y)
	responds to user input
void	draw (vex::brain::lcd &, bool first_draw, unsigned int frame_number)
	draws the button to the screen

Detailed Description

Widget that does something when you tap it. The function is only called once when you first tap it.

Constructor & Destructor Documentation

ButtonWidget() [1/2]

screen::ButtonWidget::ButtonWidget ( std::function< void(void)> onpress, Rect rect, std::string name )

inline

Create a Button widget.

Parameters

onpress	the function to be called when the button is tapped
rect	the area the button should take up on the screen
name	the label put on the button

ButtonWidget() [2/2]

screen::ButtonWidget::ButtonWidget ( void(* onpress )(), Rect rect, std::string name )

inline

Create a Button widget.

Parameters

onpress	the function to be called when the button is tapped
rect	the area the button should take up on the screen
name	the label put on the button

Member Function Documentation

update()

bool screen::ButtonWidget::update	(	bool	was_pressed,
		int	x,
		int	y )

responds to user input

Parameters

was_pressed	if the screen is pressed
x	x position if the screen was pressed
y	y position if the screen was pressed

Returns

true if the button was pressed

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The documentation for this class was generated from the following files:

• screen.h
• screen.cpp